| 磷酸铁锂动力电池组容量损耗分析 |
| |
| 引用本文： | 胡银全,刘和平,张毅,刘楷锋. 磷酸铁锂动力电池组容量损耗分析[J]. 武汉理工大学学报, 2011, 0(9): 130-134 |
| |
| 作者姓名： | 胡银全 刘和平 张毅 刘楷锋 |
| |
| 作者单位： | 重庆大学输配电装备及系统安全与新技术国家重点实验室;山东省科学院自动化研究所; |
| |
| 基金项目： | 国家“863”计划资助项目(2003AA501350); 中央高校基本科研业务费资助项目(CDJXS11151156) |
| |
| 摘 要： | 对磷酸铁锂电池的充放电原理和自放电进行了分析,并对动力电池组进行了充放电实验。根据电池组在使用过程中单节电池容量变化情况,讨论了电池组单节电池容量衰减的原因,并分析了单节电池容量衰减对电池充放电性能的影响。提出了一种带有均衡装置的减缓电池组容量衰减的电池管理方法。实验表明,新的电池管理方法减缓了电池组容量衰减的速度,使电池组都能充满电,有利于电池组的有效使用,延长了电池组的循环使用寿命。
|
| 关 键 词： | 磷酸铁锂 电池管理系统 均衡模块 容量衰减 自放电 |
Capacity Loss Analysis of Lithium Iron Phosphate Power Batteries Group |
| |
| HU Yin-quan,LIU He-ping,ZHANG Yi,LIU Kai-feng. Capacity Loss Analysis of Lithium Iron Phosphate Power Batteries Group[J]. Journal of Wuhan University of Technology, 2011, 0(9): 130-134 |
| |
| Authors: | HU Yin-quan LIU He-ping ZHANG Yi LIU Kai-feng |
| |
| Affiliation: | HU Yin-quan1,LIU He-ping1,ZHANG Yi1,LIU Kai-feng2 (1.State Key Laboratory of Power Transmission Equipment & System Security and New Technology,Chongqing University,Chongqing 400030,China,2.Institute of Automation,Shandong Academy of Sciences,Jinan 250014,China) |
| |
| Abstract: | Charge-discharge principles and self-discharge of lithium iron phosphate(LiFePO4) are analyzed,and charge-discharge experiments are carried out.According to the change of single battery capacity in using,capacity fading of single battery is discussed,and capacity fading of single battery on battery group charge-discharge performance is analyzed.Accordingly,a method of slow batteries group capacity decay with equalization device is proposed.Experimental results show that this new management method of batteri... |
| |
| Keywords: | Lithium iron phosphate(LiFePO4) batteries management system(BMS) equalization module capacity fading self-discharge |
| 本文献已被 CNKI 等数据库收录！ |
|
